CN207648831U - A kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device - Google Patents
A kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device Download PDFInfo
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- CN207648831U CN207648831U CN201721218483.8U CN201721218483U CN207648831U CN 207648831 U CN207648831 U CN 207648831U CN 201721218483 U CN201721218483 U CN 201721218483U CN 207648831 U CN207648831 U CN 207648831U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model is related to a kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant devices, including air-introduced machine, depth residual neat recovering system, desulphurization system, high-efficiency condensation water intake system, flue gas reheat eliminating white smoke system, chimney and heating agent water-circulating pump, high-efficiency condensation water intake system includes condensation water taking heat-transfer system, condensate water circulatory pumps and mechanical-draft cooling tower, condensation water taking heat-transfer system is arranged at the exhaust pass of desulphurization system, condensation water taking heat-transfer system is connected with condensate water circulatory pump, condensate water circulatory pump is connected with mechanical-draft cooling tower, condensation water taking heat-transfer system is connected with mechanical-draft cooling tower；Depth residual neat recovering system is connected with heating agent water-circulating pump, and heating agent water-circulating pump is connected with flue gas reheat eliminating white smoke system, and depth residual neat recovering system is connected with flue gas reheat eliminating white smoke system.Large quantity of moisture in the utility model recovered flue gas significantly saves the water consumption of desulphurization system；Eliminate the visual pollution of white plume；Effectively reduce the grade of chimney anticorrosion.
Description
Technical field
The utility model is related to a kind of efficiently water intaking eliminating white smoke cooperation-removal SO3, Hg, the pollutants such as aerosol device,
Especially a kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device.
Background technology
With the severization that environment protection emission requires, to realize desulfurization minimum discharge, it is big that most of power plant need to remove air leak rate of air curtain
Swinging GGH, and after cancelling swinging GGH, desulphurization system entrance original flue-gas temperature increases, and desulphurization system exports neat stress temperature
Degree reduces, so as to cause the increase, the inside corrosion of exhaust pass burn into chimney and white " plume " vision of desulphurization system water consume
The problems such as pollution.
In addition our countries belong to serious shortage of water resources and the unbalanced country of distribution of water resources, the shortage of water resource have become
To restrict the serious problems of country and local economic development, desulphurization system water consumption increases considerably after cancelling swinging GGH, and
It is discharged by chimney white cigarette, the environmental problems such as visual pollution for not only causing the waste of water resource, and causing white cigarette.
With dampening ten and《Fire coal energy-saving emission-reducing and transformation action plan》Promulgation, country for industrial enterprise's water consumption
With the further severization of disposal of pollutants policy.Therefore when carrying out flue gas pollutant improvement comprehensively, it is necessary to consider to save water resource
With pollutant control integration approach.
Utility model content
The purpose of the utility model is to overcome above-mentioned deficiencies existing in the prior art, and provide a kind of structure design conjunction
Reason, efficiently fetch water eliminating white smoke cooperation-removal SO3, Hg, the pollutants such as aerosol have while moisture in controlling recovered flue gas
The efficient water intaking eliminating white smoke cooperation-removal pollutant device of the visual pollution of the white plume of elimination of effect.The utility model proposes
A kind of efficiently water intaking eliminating white smoke cooperation-removal SO3, Hg, the pollutants such as aerosol device, realizing high efficiente callback flue gas moisture
While, cooperation-removal SO3, Hg, the pollutants such as aerosol, can ensure the minimum discharge of flue dust, in addition can effectively eliminate chimney
The visual pollution of white plume, and the low-temperature corrosion of chimney can be slowed down, to reach efficiently water intaking, eliminate white plume, collaboration
Remove SO3, Hg, the pollutants such as aerosol.In coal-burning boiler tail flue gas through efficiently water intaking eliminating white smoke cooperation-removal SO3, Hg, gas
After the device processing of the pollutants such as colloidal sol, recyclable flue gas moisture 50-100 t/h, and realize 50~80% SO3, 50~80%
Hg and 60~80% aerosol removal efficiency, eliminate chimney white cigarette visual pollution, ensure chimney in be dry flue gas state, drop
Short smokestack low-temperature corrosion.
The technical scheme in the invention for solving the above technical problem is：A kind of efficiently water intaking eliminating white smoke cooperation-removal is dirty
Contaminate object device, it is characterised in that：Including air-introduced machine, depth residual neat recovering system, desulphurization system, high-efficiency condensation water intake system, cigarette
Gas reheating eliminating white smoke system, chimney and heating agent water-circulating pump, high-efficiency condensation water intake system include condensation water taking heat-transfer system, condensation
Water-circulating pump and mechanical-draft cooling tower, air-introduced machine, depth residual neat recovering system, desulphurization system, high-efficiency condensation water intake system, cigarette
Gas reheating eliminating white smoke system and chimney are set gradually along flow of flue gas direction, and air-introduced machine is connect with depth residual neat recovering system,
Depth residual neat recovering system is arranged at the gas approach of desulphurization system, and high-efficiency condensation water intake system is arranged in going out for desulphurization system
At mouth flue, flue gas reheat eliminating white smoke system is arranged in the flue at the rear portion of high-efficiency condensation water intake system, flue gas reheat eliminating white smoke
System is connected to chimney；
Condensation water taking heat-transfer system is arranged at the exhaust pass of desulphurization system, and condensation water taking heat-transfer system is followed with condensed water
Ring pump is connected, and condensate water circulatory pump is connected with mechanical-draft cooling tower, condenses water taking heat-transfer system and mechanical-draft cooling tower phase
Even, condensation water taking heat-transfer system, condensate water circulatory pump and mechanical-draft cooling tower form closed circuit；
Depth residual neat recovering system is connected with heating agent water-circulating pump, heating agent water-circulating pump and flue gas reheat eliminating white smoke system phase
Even, depth residual neat recovering system is connected with flue gas reheat eliminating white smoke system, depth residual neat recovering system, heating agent water-circulating pump and cigarette
Gas reheating eliminating white smoke system forms closed circuit.Depth residual neat recovering system, flue gas reheat eliminating white smoke system and heat medium water cycle
Pump is synthetic operation.
Efficient water intaking eliminating white smoke cooperation-removal pollutant device described in the utility model further includes wet electrical dust precipitator system,
Wet electrical dust precipitator system is arranged at the exhaust pass of desulphurization system, desulphurization system, wet electrical dust precipitator system and efficiently it is cold
Solidifying water intake system is sequentially connected along flow of flue gas direction.
Condensation water taking heat-transfer system described in the utility model is by heat exchanger shell, upper spacer, heat exchanger tube, lower clapboard and catchments
Slot forms；Upper spacer, heat exchanger tube and lower clapboard are arranged in heat exchanger shell, and upper spacer is arranged in the top of lower clapboard, changes
Heat pipe is arranged between upper spacer and lower clapboard, and catch basin is set to the lower section of heat exchanger tube and lower clapboard.Upper spacer and lower clapboard
The air-tightness of heat exchanger shell is effectively ensured, while lower clapboard also needs to ensure the collection of flue gas water intaking.
Lower clapboard described in the utility model is combined by top plate and lower plywood, and top plate is set to the top of lower plywood, on
Laminate is umbrella shape plate, and the intermediate altitude of top plate is higher than the brim height of top plate, and lower plywood is porous plate, top plate and lower layer
It is connected by metal framework between plate.
The cross-sectional shape of upper spacer described in the utility model and the cross-sectional shape of lower clapboard be rectangle, square or
The heat exchanger tube material of circle, condensation water taking heat-transfer system is fluoroplastics, cigarette of the fluoroplastics to the outlet of wet electrical dust precipitator system
When gas is condensed, the moisture of the neat stress of the outlet of wet electrical dust precipitator system, the water of recyclable about 50-100t/h can be removed
Point；In addition SO in effective place to go neat stress while condensation water taking heat-transfer system condenses neat stress3, Hg, the dirts such as aerosol
Contaminate object.
A kind of working method of efficient water intaking eliminating white smoke cooperation-removal pollutant device, it is characterised in that：Including walking as follows
Suddenly：
Flue gas passes through by air-introduced machine, depth residual neat recovering system, desulphurization system, high-efficiency condensation water intake system, flue gas successively
The flue gas of reheating eliminating white smoke system and chimney, the outlet of air-introduced machine is reduced through depth residual neat recovering system processing smoke temperature, after cooling
Flue gas after desulphurization system is handled enter condensation water taking heat-transfer system condensed, condensed flue gas enters flue gas reheat and disappears
White cigarette system is heated；
Condensed water is exchanged heat by condensing water taking heat-transfer system with flue gas, after condensed water heating, is pumped by condensate water circulatory
It is transported to mechanical-draft cooling tower to cool down, subsequent condensed water is recycled to condensation water taking heat-transfer system from mechanical-draft cooling tower again
System, to realize the cycle heat exchange of condensed water；
Heat medium water is exchanged heat by depth residual neat recovering system with flue gas, after heat medium water heating, is recycled via heat medium water
Pump is transported to flue gas reheat eliminating white smoke system, and carrying out heat exchange again with flue gas cools down, and then heat medium water is recycled to depth waste heat
Recovery system, to realize the cycle heat exchange of heat medium water.
Flue gas described in the utility model by air-introduced machine, depth residual neat recovering system, desulphurization system, wet type electricity successively by being removed
Dirt device system, high-efficiency condensation water intake system, flue gas reheat eliminating white smoke system and chimney.
Condensed water described in the utility model is recycled in heat exchanger tube, and flue gas is contacted with heat exchanger tube thus by heat transfer
To the cooling water in heat exchanger tube so that flue gas generates condensed water, and the condensed water that flue gas generates is flowed by lower clapboard in catch basin.
40-50 DEG C of 0-25 DEG C of the condensed water taking heat-transfer system of condensed water and the exit of wet electrical dust precipitator system
Flue gas exchanges heat, and then condensate temperature is increased to 10-35 DEG C, and the increasing extent of temperature of condensed water is 10-15 DEG C, flue-gas temperature by
40-50 DEG C is reduced to 35-45 DEG C, and flue-gas temperature cooling extent is 3-5 DEG C, and the flue gas after cooling enters flue gas reheat eliminating white smoke system
System, the condensed water after heating enter mechanical-draft cooling tower and cool down；
45-55 DEG C of heat medium water exchanges heat in depth residual neat recovering system with flue gas, and flue-gas temperature cools to 65-90
DEG C, flue-gas temperature cooling extent is 15-40 DEG C, and heat medium water is warming up to 60-75 DEG C；
60-75 DEG C of heat medium water exchanges heat in flue gas reheat eliminating white smoke system with flue gas, condenses water taking heat-transfer system
35-45 DEG C of flue gas of outlet be warming up to 50-70 DEG C, flue-gas temperature increasing extent of temperature is 15-40 DEG C, and heat medium water cools to 45-
55℃。
The utility model flue gas condense water taking heat-transfer system condensed while can remove flue gas in SO3, Hg, gas
The pollutants such as colloidal sol, flue gas are in unsaturation dry flue gas state after flue gas reheat eliminating white smoke system is heated, can be effective
The white phenomenon of elimination, while effectively reducing the corrosion of chimney；The heat of depth residual neat recovering system recycling is for heating flue gas
The condensed water of reheating eliminating white smoke system, condensation water taking heat-transfer system comes from mechanical-draft cooling tower.
The utility model compared with prior art, has the following advantages and effect：
1）Large quantity of moisture in recovered flue gas significantly saves the water consumption of desulphurization system；
2）Eliminate the visual pollution of white plume；
3）Cooperation-removal SO3, Hg, the pollutants such as aerosol, be conducive to the minimum discharge for ensureing flue dust
4）The process route of the utility model can effectively reduce the grade of chimney anticorrosion.
Description of the drawings
Fig. 1 is the main structure diagram of the utility model embodiment 1.
Fig. 2 is the main structure diagram of the utility model embodiment 2.
Fig. 3 is the condensation water taking heat-transfer system main structure diagram of the utility model embodiment 1 and 2.
Fig. 4 is the lower clapboard main structure diagram of the utility model embodiment 1 and 2.
Fig. 5 is the lower clapboard overlooking structure diagram of the utility model embodiment 1 and 2（Rectangle）.
Fig. 6 is the lower clapboard overlooking structure diagram of the utility model embodiment 1 and 2（Square）.
Fig. 7 is the lower clapboard overlooking structure diagram of the utility model embodiment 1 and 2（It is round）.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
Embodiment 1.
Referring to Fig. 1,3-7.
The present embodiment is a kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device, including air-introduced machine 1, depth waste heat time
Receipts system 2, desulphurization system 3, high-efficiency condensation water intake system 4, flue gas reheat eliminating white smoke system 5, chimney 6 and heating agent water-circulating pump 7.
High-efficiency condensation water intake system 4 includes condensation water taking heat-transfer system 8, condensate water circulatory pump 9 and mechanical-draft cooling tower 10.
Air-introduced machine 1, depth residual neat recovering system 2, desulphurization system 3, high-efficiency condensation water intake system 4, flue gas reheat eliminating white smoke
System 5 and chimney 6 are set gradually along flow of flue gas direction, and air-introduced machine 1 is connect with depth residual neat recovering system 2, depth waste heat
Recovery system 2 is arranged at the gas approach of desulphurization system 3, and high-efficiency condensation water intake system 4 is arranged in the outlet cigarette of desulphurization system 3
At road, flue gas reheat eliminating white smoke system 5 is arranged in the flue at the rear portion of high-efficiency condensation water intake system 4, flue gas reheat eliminating white smoke system
System 5 is connected to chimney 6.
Condensation water taking heat-transfer system 8 is arranged at the exhaust pass of desulphurization system 3, condensation water taking heat-transfer system 8 and condensation
Water-circulating pump 9 is connected, and condensate water circulatory pump 9 is connected with mechanical-draft cooling tower 10, condensation water taking heat-transfer system 8 and force ventilation
Cooling tower 10 is connected, and condensation water taking heat-transfer system 8, condensate water circulatory pump 9 and mechanical-draft cooling tower 10 form closed circuit.
Depth residual neat recovering system 2 is connected with heating agent water-circulating pump 7, heating agent water-circulating pump 7 and flue gas reheat eliminating white smoke system
System 5 is connected, and depth residual neat recovering system 2 is connected with flue gas reheat eliminating white smoke system 5, and depth residual neat recovering system 2, heat medium water follow
Ring pump 7 and flue gas reheat eliminating white smoke system 5 form closed circuit.Depth residual neat recovering system 2, flue gas reheat eliminating white smoke system 5
It is synthetic operation with heating agent water-circulating pump 7.
Water taking heat-transfer system 8 is condensed by 15 groups of heat exchanger shell, upper spacer 13, heat exchanger tube 12, lower clapboard 14 and catch basin
At.Upper spacer 13, heat exchanger tube 12 and lower clapboard 14 are arranged in heat exchanger shell, and upper spacer 13 is arranged in the upper of lower clapboard 14
Side, heat exchanger tube 12 are arranged between upper spacer 13 and lower clapboard 14, and catch basin 15 is set under heat exchanger tube 12 and lower clapboard 14
Side.The air-tightness of heat exchanger shell is effectively ensured in upper spacer 13 and lower clapboard 14, while lower clapboard 14 also needs to ensure catch basin 15
Collection to condensed water.
The material for condensing the heat exchanger tube 12 of water taking heat-transfer system 8 is fluoroplastics.Cigarette of the fluoroplastics to the outlet of desulphurization system 3
When gas is condensed, the moisture of the neat stress of the outlet of desulphurization system 3, the moisture of recyclable about 50-100t/h can be removed；In addition
The SO in effective place to go neat stress while condensation to neat stress of condensation water taking heat-transfer system 83, Hg, the pollutants such as aerosol.
Lower clapboard 14 is combined by top plate 17 and lower plywood 18, and top plate 17 is set to the top of lower plywood 18, top plate
17 be umbrella shape plate, and the intermediate altitude of top plate 17 is slightly above the brim height of top plate 17, and lower plywood 18 is porous plate, top plate
It is connected by metal framework between 17 and lower plywood 18.
Referring to Fig. 5-7, the cross-sectional shape of upper spacer 13 and the cross-sectional shape of lower clapboard 14 be rectangle, square or
One kind in circle.
Equally there is heat exchanger tube 12, depth waste heat recovery in depth residual neat recovering system 2 and flue gas reheat eliminating white smoke system 5
System 2 and the material of the heat exchanger tube 12 in flue gas reheat eliminating white smoke system 5 are fluoroplastics.
The present embodiment additionally provides a kind of working method of efficient water intaking eliminating white smoke cooperation-removal pollutant device, including such as
Lower step：
Flue gas successively pass through by air-introduced machine 1, depth residual neat recovering system 2, desulphurization system 3, high-efficiency condensation water intake system 4,
The flue gas of flue gas reheat eliminating white smoke system 5 and chimney 6, the outlet of air-introduced machine 1 handles smoke temperature drop through depth residual neat recovering system 2
Low, flue gas after cooling enters condensation water taking heat-transfer system 8 after the processing of desulphurization system 3 and is condensed, condensed flue gas into
Enter flue gas reheat eliminating white smoke system 5 to be heated, finally be discharged via chimney 6.
Condensed water is exchanged heat by condensing water taking heat-transfer system 8 with flue gas, after condensed water heating, is pumped by condensate water circulatory
9, which are transported to mechanical-draft cooling tower 10, cools down, and subsequent condensed water is recycled to condensation water intaking from mechanical-draft cooling tower 10 again
Heat-exchange system 8, to realize the cycle heat exchange of condensed water.
Heat medium water is exchanged heat by depth residual neat recovering system 2 with flue gas, after heat medium water heating, is recycled via heat medium water
Pump 7 is transported to flue gas reheat eliminating white smoke system 5, and carrying out heat exchange again with flue gas cools down, and then heat medium water is recycled to more than depth
Heat recovery system 2, to realize the cycle heat exchange of heat medium water.
Condensed water condensation water taking heat-transfer system 8 heat exchanger tube 12 in recycled, flue gas contacted with heat exchanger tube 12 thus
Transfer heat to the cooling water in heat exchanger tube 12 so that flue gas generates condensed water, and the condensed water that flue gas generates passes through lower clapboard
14 flow into catch basin 15.
Specifically, 40-50 DEG C of the condensed water taking heat-transfer system 8 of 0-25 DEG C of condensed water and the exit of desulphurization system 3
Flue gas exchange heat, then condensate temperature is increased to 10-35 DEG C, and the increasing extent of temperature of condensed water is 10-15 DEG C, flue-gas temperature
It is reduced to 35-45 DEG C by 40-50 DEG C, flue-gas temperature cooling extent is 3-5 DEG C, and the flue gas after cooling enters flue gas reheat eliminating white smoke
System 5, the condensed water after heating enter mechanical-draft cooling tower 10 and cool down.
Specifically, 45-55 DEG C of heat medium water exchanges heat in depth residual neat recovering system 2 with flue gas, flue-gas temperature drop
Temperature arrives 65-90 DEG C, and flue-gas temperature cooling extent is 15-40 DEG C, and heat medium water is warming up to 60-75 DEG C, and the heat medium water after heating enters
Flue gas reheat eliminating white smoke system 5, the flue gas flow direction desulphurization system 3 after cooling.
Specifically, 60-75 DEG C of heat medium water exchanges heat in flue gas reheat eliminating white smoke system 5 with flue gas, condensation water intaking
35-45 DEG C of flue gas of the outlet of heat-exchange system 8 is warming up to 50-70 DEG C, and flue-gas temperature increasing extent of temperature is 15-40 DEG C, heat medium water
45-55 DEG C is cooled to, the heat medium water after cooling flows to depth residual neat recovering system 2 again, the flue gas flow direction chimney 6 after heating.
The present embodiment flue gas condense water taking heat-transfer system 8 condensed while can remove flue gas in SO3, Hg, gas
The pollutants such as colloidal sol, flue gas are in unsaturation dry flue gas state after flue gas reheat eliminating white smoke system 5 is heated, can be effective
The white phenomenon of elimination, while effectively reducing the corrosion of chimney 6；The heat that depth residual neat recovering system 2 recycles is for heating cigarette
The condensed water of gas reheating eliminating white smoke system 5, condensation water taking heat-transfer system 8 comes from mechanical-draft cooling tower 10.
Embodiment 2.
Referring to Fig. 2-7.
The present embodiment is a kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device, including wet electrical dust precipitator system
11, air-introduced machine 1, depth residual neat recovering system 2, desulphurization system 3, high-efficiency condensation water intake system 4, flue gas reheat eliminating white smoke system 5,
Chimney 6 and heating agent water-circulating pump 7.High-efficiency condensation water intake system 4 includes condensation water taking heat-transfer system 8, condensate water circulatory pump 9 and machine
Tool aerating and cooling tower 10.
Air-introduced machine 1, depth residual neat recovering system 2, desulphurization system 3, wet electrical dust precipitator system 11, high-efficiency condensation water intaking system
System 4, flue gas reheat eliminating white smoke system 5 and chimney 6 are set gradually along flow of flue gas direction, air-introduced machine 1 and depth waste heat recovery
System 2 connects, and depth residual neat recovering system 2 is arranged at the gas approach of desulphurization system 3, and wet electrical dust precipitator system 11 is arranged
At the exhaust pass of desulphurization system 3, high-efficiency condensation water intake system 4 is arranged in the exhaust pass of wet electrical dust precipitator system 11
Place, flue gas reheat eliminating white smoke system 5 are arranged in the flue at the rear portion of high-efficiency condensation water intake system 4, flue gas reheat eliminating white smoke system 5
It is connected to chimney 6.
Condensation water taking heat-transfer system 8 is arranged at the exhaust pass of wet electrical dust precipitator system 11, condensation water taking heat-transfer system
System 8 is connected with condensate water circulatory pump 9, and condensate water circulatory pump 9 is connected with mechanical-draft cooling tower 10, condensation water taking heat-transfer system 8
It is connected with mechanical-draft cooling tower 10, condensation water taking heat-transfer system 8, condensate water circulatory pump 9 and the formation of mechanical-draft cooling tower 10
Closed circuit.
Depth residual neat recovering system 2 is connected with heating agent water-circulating pump 7, heating agent water-circulating pump 7 and flue gas reheat eliminating white smoke system
System 5 is connected, and depth residual neat recovering system 2 is connected with flue gas reheat eliminating white smoke system 5, and depth residual neat recovering system 2, heat medium water follow
Ring pump 7 and flue gas reheat eliminating white smoke system 5 form closed circuit.Depth residual neat recovering system 2, flue gas reheat eliminating white smoke system 5
It is synthetic operation with heating agent water-circulating pump 7.
Water taking heat-transfer system 8 is condensed by 15 groups of heat exchanger shell, upper spacer 13, heat exchanger tube 12, lower clapboard 14 and catch basin
At.Upper spacer 13, heat exchanger tube 12 and lower clapboard 14 are arranged in heat exchanger shell, and upper spacer 13 is arranged in the upper of lower clapboard 14
Side, heat exchanger tube 12 are arranged between upper spacer 13 and lower clapboard 14, and catch basin 15 is set under heat exchanger tube 12 and lower clapboard 14
Side.The air-tightness of heat exchanger shell is effectively ensured in upper spacer 13 and lower clapboard 14, while lower clapboard 14 also needs to ensure catch basin 15
Collection to condensed water.
The material for condensing the heat exchanger tube 12 of water taking heat-transfer system 8 is fluoroplastics.Fluoroplastics are to wet electrical dust precipitator system 11
The flue gas of outlet when being condensed, can remove the moisture of the neat stress of the outlet of wet electrical dust precipitator system 11, it is recyclable about
The moisture of 50-100t/h；In addition SO in effective place to go neat stress while condensation water taking heat-transfer system 8 condenses neat stress3、
The pollutants such as Hg, aerosol.
Lower clapboard 14 is combined by top plate 17 and lower plywood 18, and top plate 17 is set to the top of lower plywood 18, top plate
17 be umbrella shape plate, and the intermediate altitude of top plate 17 is slightly above the brim height of top plate 17, and lower plywood 18 is porous plate, top plate
It is connected by metal framework between 17 and lower plywood 18.
Referring to Fig. 5-7, the cross-sectional shape of upper spacer 13 and the cross-sectional shape of lower clapboard 14 be rectangle, square or
One kind in circle.
Equally there is heat exchanger tube 12, depth waste heat recovery in depth residual neat recovering system 2 and flue gas reheat eliminating white smoke system 5
System 2 and the material of the heat exchanger tube 12 in flue gas reheat eliminating white smoke system 5 are fluoroplastics.
The present embodiment additionally provides a kind of working method of efficient water intaking eliminating white smoke cooperation-removal pollutant device, including such as
Lower step：
Flue gas successively pass through by air-introduced machine 1, depth residual neat recovering system 2, desulphurization system 3, wet electrical dust precipitator system 11,
The flue gas of high-efficiency condensation water intake system 4, flue gas reheat eliminating white smoke system 5 and chimney 6, the outlet of air-introduced machine 1 is returned through depth waste heat
Receipts system 2 handles smoke temperature and reduces, and the flue gas after cooling enters 11 dedusting of wet electrical dust precipitator system after the processing of desulphurization system 3,
It is then departed from wet electrical dust precipitator system 11 to be condensed into condensation water taking heat-transfer system 8, condensed flue gas enters flue gas
Reheating eliminating white smoke system 5 is heated, and is finally discharged via chimney 6.
Condensed water is exchanged heat by condensing water taking heat-transfer system 8 with flue gas, after condensed water heating, is pumped by condensate water circulatory
9, which are transported to mechanical-draft cooling tower 10, cools down, and subsequent condensed water is recycled to condensation water intaking from mechanical-draft cooling tower 10 again
Heat-exchange system 8, to realize the cycle heat exchange of condensed water.
Heat medium water is exchanged heat by depth residual neat recovering system 2 with flue gas, after heat medium water heating, is recycled via heat medium water
Pump 7 is transported to flue gas reheat eliminating white smoke system 5, and carrying out heat exchange again with flue gas cools down, and then heat medium water is recycled to more than depth
Heat recovery system 2, to realize the cycle heat exchange of heat medium water.
Condensed water condensation water taking heat-transfer system 8 heat exchanger tube 12 in recycled, flue gas contacted with heat exchanger tube 12 thus
Transfer heat to the cooling water in heat exchanger tube 12 so that flue gas generates condensed water, and the condensed water that flue gas generates passes through lower clapboard
14 flow into catch basin 15.
Specifically, the exit of 0-25 DEG C of condensed water condensed water taking heat-transfer system 8 and wet electrical dust precipitator system 11
40-50 DEG C of flue gas exchange heat, then condensate temperature is increased to 10-35 DEG C, and the increasing extent of temperature of condensed water is 10-15
DEG C, flue-gas temperature is reduced to 35-45 DEG C by 40-50 DEG C, and flue-gas temperature cooling extent is 3-5 DEG C, and the flue gas after cooling enters cigarette
Gas reheating eliminating white smoke system 5, the condensed water after heating enters mechanical-draft cooling tower 10 and cools down.
Specifically, 45-55 DEG C of heat medium water exchanges heat in depth residual neat recovering system 2 with flue gas, flue-gas temperature drop
Temperature arrives 65-90 DEG C, and flue-gas temperature cooling extent is 15-40 DEG C, and heat medium water is warming up to 60-75 DEG C, and the heat medium water after heating enters
Flue gas reheat eliminating white smoke system 5, the flue gas flow direction desulphurization system 3 after cooling.
Specifically, 60-75 DEG C of heat medium water exchanges heat in flue gas reheat eliminating white smoke system 5 with flue gas, condensation water intaking
35-45 DEG C of flue gas of the outlet of heat-exchange system 8 is warming up to 50-70 DEG C, and flue-gas temperature increasing extent of temperature is 15-40 DEG C, heat medium water
45-55 DEG C is cooled to, the heat medium water after cooling flows to depth residual neat recovering system 2 again, the flue gas flow direction chimney 6 after heating.
The present embodiment flue gas condense water taking heat-transfer system 8 condensed while can remove flue gas in SO3, Hg, gas
The pollutants such as colloidal sol, flue gas are in unsaturation dry flue gas state after flue gas reheat eliminating white smoke system 5 is heated, can be effective
The white phenomenon of elimination, while effectively reducing the corrosion of chimney 6；The heat that depth residual neat recovering system 2 recycles is for heating cigarette
The condensed water of gas reheating eliminating white smoke system 5, condensation water taking heat-transfer system 8 comes from mechanical-draft cooling tower 10.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of parts and components is named
Claiming etc. can be different, described in this specification above content is only to the utility model structure example explanation.
The equivalence changes or simple change that all structure, feature and principles according to described in the utility model patent concept are done, are wrapped
It includes in the protection domain of the utility model patent.Those skilled in the art of the present invention can be to described
Specific embodiment does various modifications or additions or substitutes by a similar method, without departing from the knot of the utility model
Structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (5)
1. a kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device, it is characterised in that：Including air-introduced machine, depth waste heat recovery
System, desulphurization system, high-efficiency condensation water intake system, flue gas reheat eliminating white smoke system, chimney and heating agent water-circulating pump, high-efficiency condensation
Water intake system includes condensation water taking heat-transfer system, condensate water circulatory pump and mechanical-draft cooling tower, air-introduced machine, depth waste heat recovery
System, desulphurization system, high-efficiency condensation water intake system, flue gas reheat eliminating white smoke system and chimney are set successively along flow of flue gas direction
It sets, air-introduced machine is connect with depth residual neat recovering system, and depth residual neat recovering system is arranged at the gas approach of desulphurization system, high
Effect condensation water intake system is arranged at the exhaust pass of desulphurization system, and flue gas reheat eliminating white smoke system is arranged in high-efficiency condensation water intaking
The flue at the rear portion of system, flue gas reheat eliminating white smoke system are connected to chimney；
Condensation water taking heat-transfer system is arranged at the exhaust pass of desulphurization system, and condensation water taking heat-transfer system is pumped with condensate water circulatory
It is connected, condensate water circulatory pump is connected with mechanical-draft cooling tower, and condensation water taking heat-transfer system is connected with mechanical-draft cooling tower, cold
Solidifying water taking heat-transfer system, condensate water circulatory pump and mechanical-draft cooling tower form closed circuit；
Depth residual neat recovering system is connected with heating agent water-circulating pump, and heating agent water-circulating pump is connected with flue gas reheat eliminating white smoke system,
Depth residual neat recovering system is connected with flue gas reheat eliminating white smoke system, depth residual neat recovering system, heating agent water-circulating pump and flue gas
Reheating eliminating white smoke system forms closed circuit.
2. efficient water intaking eliminating white smoke cooperation-removal pollutant device according to claim 1, it is characterised in that：It is described efficient
Water intaking eliminating white smoke cooperation-removal pollutant device further includes wet electrical dust precipitator system, and wet electrical dust precipitator system is arranged in desulfurization
At the exhaust pass of system, desulphurization system, wet electrical dust precipitator system and high-efficiency condensation water intake system along flow of flue gas direction according to
Secondary connection.
3. efficient water intaking eliminating white smoke cooperation-removal pollutant device according to claim 1 or 2, it is characterised in that：It is described
Condensation water taking heat-transfer system is made of heat exchanger shell, upper spacer, heat exchanger tube, lower clapboard and catch basin；Upper spacer, heat exchanger tube and
Lower clapboard is arranged in heat exchanger shell, and upper spacer is arranged in the top of lower clapboard, heat exchanger tube setting upper spacer and under every
Between plate, catch basin is set to the lower section of heat exchanger tube and lower clapboard.
4. efficient water intaking eliminating white smoke cooperation-removal pollutant device according to claim 3, it is characterised in that：Under described every
Plate is combined by top plate and lower plywood, and top plate is set to the top of lower plywood, and top plate is umbrella shape plate, the intermediate height of top plate
For degree higher than the brim height of top plate, lower plywood is porous plate, is connected by metal framework between top plate and lower plywood.
5. efficient water intaking eliminating white smoke cooperation-removal pollutant device according to claim 4, it is characterised in that：On described every
The cross-sectional shape of plate and the cross-sectional shape of lower clapboard are rectangle, square or circle, and condensation water taking heat-transfer system is changed
Heat pipe material is fluoroplastics.
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| CN107676805A (en) * | 2017-09-22 | 2018-02-09 | 华电电力科学研究院 | A kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device and its method of work |
| CN109854432A (en) * | 2019-03-30 | 2019-06-07 | 中国华电科工集团有限公司 | A kind of desulfurization fume condensation cycle water potential energy recyclable device and method |
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| CN110195986A (en) * | 2019-07-02 | 2019-09-03 | 新疆博纳格材料科技有限公司 | One kind being used for water-saving white waste heat and the water reclamation system of disappearing of power plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107676805A (en) * | 2017-09-22 | 2018-02-09 | 华电电力科学研究院 | A kind of efficiently water intaking eliminating white smoke cooperation-removal pollutant device and its method of work |
| CN109854432A (en) * | 2019-03-30 | 2019-06-07 | 中国华电科工集团有限公司 | A kind of desulfurization fume condensation cycle water potential energy recyclable device and method |
| CN109939556A (en) * | 2019-04-22 | 2019-06-28 | 山西华仁通电力科技有限公司 | The flue gas advanced purification system and its method that residual heat utilization-type plume is eliminated |
| CN110195986A (en) * | 2019-07-02 | 2019-09-03 | 新疆博纳格材料科技有限公司 | One kind being used for water-saving white waste heat and the water reclamation system of disappearing of power plant |
| CN110195986B (en) * | 2019-07-02 | 2024-03-26 | 新疆博纳格材料科技有限公司 | Water-saving white waste heat removal and water recovery system for power plant |
| CN110385007A (en) * | 2019-07-16 | 2019-10-29 | 河南迪诺环保科技股份有限公司 | A kind of de- whitening method of the flue gas improving heat utilization rate |
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